code: def image_changed(self):
      upscale_cache.clear()
  
file_path: stable-diffusion-webui/scripts/postprocessing_upscale.py
imports: from PIL import Image
  import numpy
  from modules import scripts_postprocessing, shared
  import gradio
  from modules.ui_components import FormRow, ToolButton
  from modules.ui import switch_values_symbol
label_desc: Use image node_id 5 for calling the ScriptPostprocessingUpscale obj's underlying member method code with example usage: obj.image_changed() without return types